{
  "type": "pneumaticcraft:pressure_chamber",
  "inputs": [
    {
      "item": "minecraft:clay_ball"
    },
    {
      "item": "minecraft:sand"
    },
    {
      "item": "minecraft:quartz"
    }
  ],
  "pressure": 1.0,
  "results": [
    {
      "item": "kubejs:raw_silicon"
    }
  ]
}